de.kp.ames.web.function.domain.model.ChatObject.java Source code

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Here is the source code for de.kp.ames.web.function.domain.model.ChatObject.java

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package de.kp.ames.web.function.domain.model;
/**
 * This Java module is part of the
 *  Application Developer Framework
 *
 *  Project: AMES-Web-Service
 *  Package: de.kp.ames.web.function.domain.model
 *  Module: ChatObject
 *  @author krusche@dr-kruscheundpartner.de
 *
 * Add your semantic annotations within the SemanticAssist tags and
 * mark them with a leading hashtag #:
 *
 * <SemanticAssist>
 *     #chat #domain #function #model #object #web
 * </SemanticAssist>
 *
 */

/**
 *   Copyright 2012 Dr. Krusche & Partner PartG
 *
 *   AMES-Web-Service is free software: you can redistribute it and/or 
 *   modify it under the terms of the GNU General Public License 
 *   as published by the Free Software Foundation, either version 3 of 
 *   the License, or (at your option) any later version.
 *
 *   AMES- Web-Service is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
 * 
 *  See the GNU General Public License for more details. 
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this software. If not, see <http://www.gnu.org/licenses/>.
 *
 */

import java.util.Locale;

import javax.activation.DataHandler;
import javax.xml.registry.JAXRException;

import org.freebxml.omar.client.xml.registry.infomodel.ClassificationImpl;
import org.freebxml.omar.client.xml.registry.infomodel.ExtrinsicObjectImpl;
import org.freebxml.omar.client.xml.registry.infomodel.RegistryObjectImpl;
import org.json.JSONObject;

import de.kp.ames.web.GlobalConstants;
import de.kp.ames.web.core.regrep.JaxrHandle;
import de.kp.ames.web.core.regrep.JaxrIdentity;
import de.kp.ames.web.core.regrep.lcm.JaxrLCM;
import de.kp.ames.web.core.util.FileUtil;
import de.kp.ames.web.function.FncConstants;
import de.kp.ames.web.shared.constants.ClassificationConstants;
import de.kp.ames.web.shared.constants.JaxrConstants;

public class ChatObject extends BusinessObject {

    public ChatObject(JaxrHandle jaxrHandle, JaxrLCM jaxrLCM) {
        super(jaxrHandle, jaxrLCM);
    }

    /**
     * Create RegistryObject representation of ChatObject
     * 
     * @param data
     * @return
     * @throws Exception
     */
    public RegistryObjectImpl create(String data) throws Exception {

        /*
         * Initialize data
         */
        JSONObject jForm = new JSONObject(data);

        /* 
         * A chat message is a certain extrinsic object that holds all 
         * relevant and related information in a single JSON repository item
         */

        ExtrinsicObjectImpl eo = null;

        /* 
         * Create extrinsic object that serves as a wrapper for
         * the respective chat message
         */
        eo = jaxrLCM.createExtrinsicObject();
        if (eo == null)
            throw new JAXRException("[ChatObject] Creation of ExtrinsicObject failed.");

        /* 
         * Identifier
         */
        String eid = JaxrIdentity.getInstance().getPrefixUID(FncConstants.CHAT_PRE);

        eo.setLid(eid);
        eo.getKey().setId(eid);

        /*
         * Name using default locale
         */
        String name = "[CHAT] " + jForm.getString(JaxrConstants.RIM_MESSAGE_ID);
        eo.setName(jaxrLCM.createInternationalString(name));

        /* 
         * Home url
         */
        String home = jaxrHandle.getEndpoint().replace("/saml", "");
        eo.setHome(home);

        /* 
         * Mime type & handler
         */
        String mimetype = GlobalConstants.MT_JSON;
        eo.setMimeType(mimetype);

        byte[] bytes = data.getBytes(GlobalConstants.UTF_8);

        DataHandler handler = new DataHandler(FileUtil.createByteArrayDataSource(bytes, mimetype));
        eo.setRepositoryItem(handler);

        /*
         * Create classification
         */
        ClassificationImpl c = jaxrLCM.createClassification(ClassificationConstants.FNC_ID_Chat);
        c.setName(jaxrLCM.createInternationalString(Locale.US, "Chat Classification"));

        /* 
         * Associate classification and chat message
         */
        eo.addClassification(c);

        /*
         * Indicate as created
         */
        this.created = true;

        return eo;

    }

}